64222354599536 has 40 divisors (see below), whose sum is σ = 142209686792160. Its totient is φ = 27523277005824.

The previous prime is 64222354599461. The next prime is 64222354599617. The reversal of 64222354599536 is 63599545322246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863021 + ... + 11366156.

It is an arithmetic number, because the mean of its divisors is an integer number (3555242169804).

Almost surely, 2^{64222354599536} is an apocalyptic number.

It is an amenable number.

64222354599536 is an abundant number, since it is smaller than the sum of its proper divisors (77987332192624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64222354599536 is a wasteful number, since it uses less digits than its factorization.

64222354599536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12276081 (or 12276075 counting only the distinct ones).

The product of its digits is 419904000, while the sum is 65.

The spelling of 64222354599536 in words is "sixty-four trillion, two hundred twenty-two billion, three hundred fifty-four million, five hundred ninety-nine thousand, five hundred thirty-six".